StackBox
Infinite storage in your pocket.
StackBox is a simple, powerful mod that lets you store 9 quintillion (9,223,372,036,854,775,807) items of a single type in one inventory slot.
Features
Massive Capacity: Never run out of space for cobblestone, dirt, or crops. Auto-Collection: Automatically picks up matching items as you mine. Direct Usage: Place blocks, eat food, and use buckets directly from the StackBox. Lag Free: Optimized NBT storage prevents inventory lag.
Quick Start
Craft a StackBox. Sneak + Right-Click to open the menu. Deposit items to clear your inventory. Right-Click normally to use the stored item.
- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.21.10
- How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
- Where to get it: Opens on Modrinth — not every file is mirrored on our own servers.
Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.
- Ships as stackbox-1.0.0.jar — drop this file into the mods folder
- Download size: 41 KB
- Download link checked 10 Sept 2026 — working
These come from our own check of the pack file, not from the source page.